- Author: Шульговский Н.Н.
- Language: Русский
- Year: 1926
- Author: Перельман Я.И.
- Language: Русский
- Year: 1932
- Author: Ферсман А.Е.
- Language: Русский
- Year: 1933
- Author: Цингер А.В.
- Language: Русский
- Year: 1928
- Author: Ферсман А.Е.
- Language: Русский
- Year: 1929
- Author: Святский Д.О. Кладо Т.Н.
- Language: Русский
- Year: 1930
- Author: Рюмин В.В.
- Language: Русский
- Year: 1932
- Author: Рюмин В.В.
- Language: Русский
- Year: 1928
- Author: Рюмин В.В.
- Language: Русский
- Year: 1929
- Author: Перельман Я.И.
- Language: Русский
- Year: 1933
